#app {
  opacity: 0;
  transition: opacity 0.3s;
}
#welcome {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 999;
  background-color: #161616;
  color: #fff;
  transition: opacity 0.3s;
}
#welcome .welcome-loading {
  width: 300px;
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
}
#welcome .welcome-loading .text {
  text-align: center;
  padding: 6px 0;
  font-size: 14px;
  color: #999;
}
.pyramid-loader {
  position: relative;
  width: 300px;
  height: 200px;
  display: block;
  transform-style: preserve-3d;
  transform: rotateX(-20deg);
}
.pyramid-loader .wrapper {
  position: relative;
  width: 100%;
  height: 100%;
  transform-style: preserve-3d;
  animation: spin 4s linear infinite;
}
.pyramid-loader .wrapper .side {
  width: 70px;
  height: 70px;
  /* you can choose any gradient or color you want */
  /* background: radial-gradient( #2F2585 10%, #F028FD 70%, #2BDEAC 120%); */
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  margin: auto;
  transform-origin: center top;
  clip-path: polygon(50% 0%, 0% 100%, 100% 100%);
}
.pyramid-loader .wrapper .side.side1 {
  transform: rotateZ(-30deg) rotateY(90deg);
  background: conic-gradient(#2bdeac, #f028fd, #d8cce6, #2f2585);
}
.pyramid-loader .wrapper .side.side2 {
  transform: rotateZ(30deg) rotateY(90deg);
  background: conic-gradient(#2f2585, #d8cce6, #f028fd, #2bdeac);
}
.pyramid-loader .wrapper .side.side3 {
  transform: rotateX(30deg);
  background: conic-gradient(#2f2585, #d8cce6, #f028fd, #2bdeac);
}
.pyramid-loader .wrapper .side.side4 {
  transform: rotateX(-30deg);
  background: conic-gradient(#2bdeac, #f028fd, #d8cce6, #2f2585);
}
.pyramid-loader .wrapper .shadow {
  width: 60px;
  height: 60px;
  background: #8b5ad5;
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  margin: auto;
  transform: rotateX(90deg) translateZ(-40px);
  filter: blur(12px);
}
@keyframes spin {
  100% {
    transform: rotateY(360deg);
  }
}
